Möller, A. W7-X: Operations (OP), Max Planck Institute for Plasma Physics, Max Planck Society;
https://doi.org/10.1155/2018/3836714 (Publisher version)
Caffier, P. P., Möller, A., Forbes, E., Müller, C., Freymann, M.-L., & Nawka, T. (2018). The Vocal Extent Measure: Development of a Novel Parameter in Voice Diagnostics and Initial Clinical Experience. BioMed Research International, 2018: 3836714. doi:10.1155/2018/3836714.